Title:
COMMUNICATION SYSTEM, COMMUNICATION DEVICE, AND AIR CONDITIONING SYSTEM
Document Type and Number:
WIPO Patent Application WO/2023/233632
Kind Code:
A1
Abstract:
In the present invention, an outdoor unit (100) supplies power supplied from an external power source via power lines (20A, 20B) to an indoor unit (200) via a power line (31) and a shared line (32), and sends and receives analog signals of a multi-carrier transmission system to and from the indoor unit (200) via a signal line (33) and the shared line (32). The indoor unit (200) operates by electric power supplied by the outdoor unit (100) via the power line (31) and the shared line (32), and sends and receives analog signals to and from the outdoor unit (100) via the signal line (33) and the shared line (32).
Inventors:
NATA KAZUKI (JP)
KOIZUMI YOSHIAKI (JP)
KOIZUMI YOSHIAKI (JP)
Application Number:
PCT/JP2022/022516
Publication Date:
December 07, 2023
Filing Date:
June 02, 2022
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
H04B3/54; H04L27/26
Domestic Patent References:
| WO2008007687A1 | 2008-01-17 |
Foreign References:
| JP2000249387A | 2000-09-12 | |||
| JP2021067375A | 2021-04-30 | |||
| JPH07332746A | 1995-12-22 | |||
| JP2009052871A | 2009-03-12 |
Attorney, Agent or Firm:
KIMURA Mitsuru (JP)
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